X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=dither_effect.frag;h=f12530dbdd7cd904b8ae820928c66cf471259f20;hp=f271b633c24edea92c54ac38f626cad2d28872a6;hb=27496ee4620a3b5380f9d5f2a827d6c599bc1a39;hpb=0ec426abecf269366d539e40c8162c4f144163d7

diff --git a/dither_effect.frag b/dither_effect.frag
index f271b63..f12530d 100644
--- a/dither_effect.frag
+++ b/dither_effect.frag
@@ -3,6 +3,11 @@
 // uniform vec2 PREFIX(tc_scale);
 // uniform float PREFIX(round_fac), PREFIX(inv_round_fac);
 
+// See footer.frag for details about this if statement.
+#ifndef YCBCR_ALSO_OUTPUT_RGBA
+#define YCBCR_ALSO_OUTPUT_RGBA 0
+#endif
+
 #if YCBCR_ALSO_OUTPUT_RGBA
 
 // There are two values to dither; otherwise, exactly the same as the algorithm below